'Tis the season for rosé, pool floats, sandals and sunglasses! Toby Milstein, an Arts & Culture It Girl on the council or committee of just about every notable New York institution, is no stranger to the Hamptons trek. After all, who hasn't heard of her epic annual Millenial Pink Party out in Montauk?

Toby's been heading out east for about 9 years now to her family home in Bridge. With a packed social schedule, she's all about a streamlined summer wardrobe bursting with patterns and color. Click through for an inside look at her packing process! Doesn't everyone match their shades to their party looks?

[Photos by Yumi Matsuo]